(PHP 5 >= 5.1.0)
SplObjectStorage::detach — Removes an object from the storage
Removes the object from the storage.
No value is returned.
Example #1 SplObjectStorage::detach() example
<?php
$o = new StdClass;
$s = new SplObjectStorage();
$s->attach($o);
var_dump(count($s));
$s->detach($o);
var_dump(count($s));
?>
The above example will output something similar to:
int(1) int(0)